how to compare images

hi allam doing a research project in biometrics in which i faced the problem of comparing images.. could any one provide me the solution for comparing the images.....regardsLakks
[206 byte] By [vlnarayanana] at [2007-11-27 7:48:37]
# 1
int i = MagicImageComparator.compare(imageOne, imageTwo);
CeciNEstPasUnProgrammeura at 2007-7-12 19:29:29 > top of Java-index,Java Essentials,Java Programming...